surreptitious /sur-əp-tishˈəs/

1. Done by stealth or fraud
2. Stealthy

• tactual
• tactualities
• tactuality
• tactually
• tad
• taddie
• Tadjik
• tadpole
• Tadpole and Taper
• tadpoles
• tads
• Tadzhik
• tae
• Tae-Bo
• Tartufish
• Tartufism
• tartufo
• tartufos
• tart up
• tarty
• tar water
• tarweed
• tarweeds
• tarwhine
• tarwhines